The Assign Property dialog allows you to assign all model properties that can be assigned for an analysis. You must specify every aspect of the model, including all part surfaces, for the analysis to run. Only properties relevant to the selected model area will be available.
Click Select, select the property type, select the required *.udb file, and click OK to all open dialogs.
Click New and select the required property. Specify the property and click OK to all open dialogs.
Click on the required property so it is highlighted, and click Edit.